MESON Chess Problem Database

Problem Display
PID: 138139 (8/8/8/8/2Np4/2r2p2/4kB2/1Q1b2K1 w - - 0 1)

Markovic, Mirko B

Nesic, Milivoj S

Vecherni Novosti, 1965

8/8/8/8/2Np4/2r2p2/4kB2/1Q1b2K1

#2

4 + 5

6490 yacpdb 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Rc1
      • 2.Qe4#
    • 1...Bc2
      • 2.Qf1#
    • 1...Bb3
      • 2.Qf1#
    • 1...Ba4
      • 2.Qf1#
  • Keys
    • 1.Sb2!
      • threat
        • 2.Qxd1#
      • 1...Kd2
        • 2.Qxd1#
      • 1...Rc1
        • 2.Qd3#
      • 1...Rd3
        • 2.Qxd3#
      • 1...Bc2
        • 2.Qe1#
      • 1...Bb3
        • 2.Qe1#
      • 1...Ba4
        • 2.Qe1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 4
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(c);N_GUARD::QAR2(A)
    • B(a);OGATE::QAB1(A)
  • Actual
    • S(D);
    • Threat
      • QAB1(A),XB(a)
    • Vars
      • K(b);P-FLIGHT::QAR1(A),XB(a)
      • R(c);N_GUARD::QAB1(A)
      • R(c);N_GUARD::QAB1(A),XR(c)
      • B(a);OGATE::QAR1(A)
HTML5 logo

Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).